Home / 72,266.18-108,352.98-34,751.54

Finding the Fourth Proportional to 72,266.18, 108,352.98 and 34,751.54

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Solution

The fourth proportional to 72,266.18, 108,352.98 and 34,751.54 is: 52,105.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,266.18 : 108,352.98 = 34,751.54 : x
  2. Step 2: Convert to fraction form
    72,266.18/108,352.98 = 34,751.54/x
  3. Step 3: Cross multiply
    72,266.18x = 108,352.98 × 34,751.54
  4. Step 4: Simplify right side
    72,266.18x = 3,765,432,918.59
  5. Step 5: Solve for x
    x = 3,765,432,918.59/72,266.18
  6. Step 6: Final answer
    x = 52,105.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.